I believe the answer is 5 because if however many times you can multiply 2.5 into 12.5, you get the answer of 5.
Answer: Its little bit hard to become tutor. You need to give more answers.
Step-by-step explanation:
A. (x+3)(4x+5)
(multiply x with 4x+5 then multiply 3 with 4x+5)
=4x^2+5x+12x+15
=4x^2+17x+15
b,c, and d are similar
Answer:
81
Step-by-step explanation:
Its a perfect square and 27*3=81
